Pass arguments from url() to git_service_hook() via a dict.

https://github.com/nijel/weblate/pull/208#discussion-diff-3009481

weblate/urls.py

@@ -182,8 +182,8 @@ urlpatterns = patterns('',
 
     url(r'^hooks/update/(?P<project>[^/]*)/(?P<subproject>[^/]*)/$', 'weblate.trans.api.update_subproject'),
     url(r'^hooks/update/(?P<project>[^/]*)/$', 'weblate.trans.api.update_project'),
-    url(r'^hooks/github/$', 'weblate.trans.api.git_service_hook', service='github'),
-    url(r'^hooks/bitbucket/$', 'weblate.trans.api.git_service_hook', service='bitbucket'),
+    url(r'^hooks/github/$', 'weblate.trans.api.git_service_hook', {service: 'github'}),
+    url(r'^hooks/bitbucket/$', 'weblate.trans.api.git_service_hook', {service: 'bitbucket'}),
 
     url(r'^exports/stats/(?P<project>[^/]*)/(?P<subproject>[^/]*)/$', 'weblate.trans.api.export_stats', name='export-stats'),